数控技术及应用课程教学大纲本科.doc

management systems and measures established by, and a number of pragmatic, combined part-time workforce education information, the protection of the digital campus construction and sustainable development. Six Bureau attaches great importance to information technology security, information technology security, entrust XX City Center for educational information and equipment dedicated to the work. Network security leading group was set up, chaired by the Education Bureau Chief, head, for XX education Metro-network and information security emergency response leadership. Deputy group leader for XX educational metropolitan area network and information security emergency response coordination, command. The team assist leader and deputy leader, responsible for network XX network security and information . Team. Information security work Conference held each semester, and deployment of information security of documents issued on a regular basis. Information security assessment is included in the annual index. Strictly implement the information security budget to ensure information security of investment. By XX, education information and equipment Centre XX network network security and information security. According to the information technology security requirements, issued a document requires schools (units) implement, defined the information security guidelines, specific work practices, procedures, and requirements. Clear industry information security incidents (accidents) to detect, report and disposal processes. According to self-examination, the school (units) basic established has network security management system; the school (units) according to this units actual, established has units personnel management, information system room management, and equipment management, and media management, and network security construction management, and shipped dimension management, and service outsourcing, management system; developed has computer and the network of network security responsibility held system, signed has network security responsibility; website of information management personnel is responsible for confidential management, password management, on computer enjoys independent right, User name and password of the computer for its proprietary, and release of provisions is prohibited, such as leaks, investigated for responsibility. According to who is in charge of whos in charge, who is running and who is responsible for, who uses principles of who is in charge of management schools (units) defined the roles and responsibilities of information security, assurance responsibilities to schools. XX city schools (units) total site 20, 19 of which were not classified security protection assessment, of which 1 (XX education and resource network) for classified security protection levels, without third-level information systems. Total education information systems 1 (XX education cloud platform), contains features with e-Government, resource library, test database, mail services, such as e-books, all intranet services. No for grade protection grading record and evaluation of school (units), requirements the school (units) according to information security grade protection about policy and standard, organization carried out information security grade protection security management system construction, and technology measures construction and grade evaluation, implementation grade protection system of the requirements, makes information system security management level obviouslyfacility up to 160 million Yuan, according to the standard, high quality planning XX educational metropolitan area network realizes Wan Zhaokuan to schools, hundreds of megabytes of broadband to the table, wire (ie: Web, video, audio) to the target, electronic whiteboards, multimedia classrooms, remote interactive video teaching system of modern educational equipment in the classroom. . With Intel company on XX Education City domain network of topic case design, relies on Cisco company thought Shu aid chuan project staff free provides has three years technology support, from 2009 began, according to high standards, and high of work thought, and manpower planning, and points step implementation, using school earthquake Hou reconstruction of opportunities, again planning elementary and middle schools campus network and education city domain network, and local broadcasting network company cooperation, using broadcast TV network, will physical fiber laying to each school, to minimum of cost achieved has physical fiber school school pass; Each school construction standards of campus network and network access to all rooms; XX education metropolitan area network center machine room equipment in the Ministry of education standardization management platform, the Central Library of audio-visual education resources, set up a Chinese teacher education cloud platform, implemented links the two platforms. At present, the citys primary and middle school students to computer 3198, vitality than 10:1; 809 equipment classes through the classroom (primary and secondary); 36 of the campus network. The establishment of an advanced, practical Gigabit educational metropolitan area network, the citys schools have access to educational metropolitan area network, schools have computer networks, closed-circuit television network, broadcast networks into the classrooms, realize the triple play. Schools share Internet bandwidth, can meet the needs of teaching of the school office and at any time. According to Ministry of education on full started implementation teaching points digital education resources full cover project of notification (taught technical letter (2012) 74th,) and XX Province Department of education on issued XX province teaching points digital education resources full cover project implementation views of notification (chuan taught letter (2013) 18th,) requirements, I city 6 a teaching points implementation teaching points digital education resources full cover project, combined I city specific situation, developed issued has XX City Bureau on teaching points digital resources full cover project of implementation programme, Established XX, full coverage of digital resources in modern distance education teaching project leading group, XX, chaired the Secretary for education. Established, digital resources in modern distance education teaching, XX full coverage project group, XX, Director of the Center for educational information and equipment chaired Zhu Guiyan, responsible for distance education digital resources covering project work. Projects in XX city school digital resources in modern distance education teaching full-coverage project leading group, digital resources in modern distance education teaching, and XX full coverage project group leadership and organization, in accordance with the unified arrangement of the whole province, responsible for university education digital resources covering project management and implementation. According to provinces arrangements, I Center has arrangements Gong机械工程学院本科课程教学大纲数控技术及应用课程教学大纲课程名称：数控技术及应用 课程编号：英文名称：Numerical control technology and application学 时：40学时 学 分：2.5 学分开课学期：第六学期适用专业：机械工程课程类别：必修课程性质：专业基础课先修课程：电子技术，微机原理及应用，机械工程控制基础等。 教 材：机床数控技术（第一版）胡占齐 杨莉 编著 机械工业出版社 一、课程的性质及任务本课程是机械类各专业的一门主要专业基础课。它以数控机床为对象，研究数字控制系统的工作原理、组成及其在数控机床上的应用。通过本课程的学习，应使学生掌握计算机数控技术的基本原理和基础知识；学会合理地选用和设计组成数控机床的数控装置及伺服系统，并培养学生达到正确使用数控设备的能力。二、课程内容及学习方法1、概述数字控制控和数控机床。数控机床的组成及分类。数控技术的发展。2、数控加工程序的编制数控编程的基本知识：编程的内容与步骤，编程方法，数控加工工艺基础。手工编程：G代码，M代码及其他代码，孔加工程序编制、车削加工程序编制及轮廓铣削加工程序编制的特点和实例。图形编程：图形编程的基本概念，平面轮廓加工图形编程软件举例。数控加工过程仿真：数控加工仿真的意义。3、数控系统的加工控制原理数控装置的工作过程：程序输入，译码，数据处理，插补，位置控制，输入/输出控制，显示，诊断。插补原理：插补的基本概念，插补方法的分类。基准脉冲插补：逐点比较法，数字积分法。数据采样插补：数据采样法插补原理，直线函数法，扩展DDA数据采样插补。刀具补偿原理：刀具补偿的概念，刀具补偿原理。进给速度控制原理：为什么要控制进给速度，基准脉冲法和数据采样法进给速度控制和加减速控制。4、数控装置概述：数控装置的作用，数控装置软、硬件功能界面划分。数控装置的硬件结构：单微处理机数控装置，多微处理机数控装置，基于网络的数控装置。数控软件：数控软件的数据转换流程，数控软件的特点，数控软件的基本结构。数控装置的输入/输出接口：接口标准化，接口的任务。PLC控制：PLC的基本概念，PLC编程的基本方法，PLC的工作过程。5、位置检测装置位置检测装置作用，位置检测装置的分类。旋转变压器：结构与工作原理，应用。感应同步器：结构与工作原理，应用。脉冲编码器：绝对式编码器，增量式脉冲编码器。光栅：结构，工作原理，光栅位移数字转换系统。6、数控机床的伺服系统概述：伺服系统的组成，对伺服系统的基本要求，伺服系统的分类。步进电机及其驱动装置：步进电机工作原理，步进电机主要性能指标，步进电机的控制和驱动，开环控制步进电机伺服系统的工作原理。交流伺服系统：数控机床用交流电机，交流电机的速度控制，交流电机变频调速。机床进给伺服系统设计：步进电机与伺服电机的选择，进给电机惯量与负载惯量的匹配，跟随误差对加工精度的影响。三、课程的教学要求1、概述掌握数字控制和数控机床等基本概念，理解数控机床的组成及分类，了解数控技术的发展。2、数控加工程序的编制熟悉数控编程的基本知识，掌握手工编程中常用的G代码，M代码及其他代码。能正确编制钻削、车削及铣削零件加工程序。以平面轮廓加工为例，了解图形编程的基本概念，自动编程的发展趋势。了解数控加工仿真的意义。3、数控系统的加工控制原理掌握数控装置的工作过程。熟练掌握逐点比较法，数字积分法插补原理和直线、圆弧插补算法。理解数据采样法插补原理，掌握直线函数法，扩展DDA数据采样插补直线和圆弧算法及应用。理解刀具补偿原理。了解进给速度控制原理及基准脉冲法和数据采样法进给速度控制和加减速控制。4、数控装置了解数控装置的作用，数控装置软、硬件功能界面划分。掌握单微处理机数控装置，了解多微处理机数控装置及基于网络的数控装置。掌握数控软件的数据转换流程，数控软件的特点，数控软件的基本结构。了解数控装置的输入/输出接口：接口标准化，接口的任务。理解PLC的基本概念，学会 PLC编程的基本方法，了解PLC的工作过程。5、位置检测装置了解位置检测装置作用，位置检测装置的分类。了解旋转变压器，感应同步器的。掌握绝对式编码器，增量式脉冲编码器的结构、工作原理与应用。掌握光栅的结构、工作原理和光栅位移数字转换系统。6、数控机床的伺服系统了解伺服系统的组成，对伺服系统的基本要求，伺服系统的分类。掌握步进电机工作原理、主要性能指标及步进电机的控制和驱动。了解数控机床用交流电机及交流电机的速度控制，理解交流电机变频调速。学会正确选用步进电机与伺服电机，了解进给电机惯量与负载惯量的匹配关系及跟随误差对加工精度的影响。四、课程学时分配讲 课 内 容学 时1 概述22 数控加工程序的编制103 数控系统的加工控制原理84 数控装置65 位置检测装置36 数控机床的伺服系统67 机 动1 实验4合 计40五、课程习题要求本课程习题的基本要求是：巩固课堂讲授的理论知识和基本概念，锻炼学生独立分析问题和解决问题的能力，通过做习题熟练掌握所学内容，为专业课的学习打下基础。习题的分量占学时的三分之一到四分之一，具体数量视习题难易程度而定。六、课程的实验内容与要求1、数控机床编程2、软件插补原理及应用3、增量式脉冲编码器原理及应用实验目的：学生在掌握课程基本内容的基础上，通过实验进一步验证、巩固和深化学过的理论知识，受到必要的基本技能训练，培养严谨的科学作风，为在工作中独立开发和应用数控技术打下理论及实践两方面的坚实基础。实验要求：了解数控机床系统的组成及各部件的功能，编制车、铣削零件加工程序，进行现场验证。深入理解插补原理，熟悉数控系统与外部设备的连接，掌握步进电机的控制原理，并能正确使用数控设备。通过实验培养学生运用所学理论解决实际问题的能力，以及撰写实验报告的能力。七、课程主要参考书王永章 机床的数字控制技术 哈尔滨工业大学出版社 2000.7 制定人：杨莉 审定人：胡占齐批准人： 2007年4月 消火栓给水系统和自动喷淋给水系统由设在地下二层的消火栓给水泵和自动喷淋给水泵经消防水池到消防给水泵，再向大楼各层消火栓和喷淋管网供水。同时消火栓给水系统和自动喷淋给水系统管网均与屋顶设置的生活、消防共用水箱相连、并通过屋顶设置的消防稳压设备进行稳压。improve, security prevention capacity obviously enhanced, security hidden and security accident obviously reduced, effective guarantees information health development. XX Education Centre regularly carry out day-to-day network security monitoring information and equipment. By the appropriate technical staff, XX network engine room maintenance staff on site management and maintenance on a regular basis, scheduled viewing of networks, systems, databases and associated equipment operating conditions, and make a record. Computer lab maintenance managers regularly run a variety of devices in the school information system parameters, server systems and various data backup, so that there was a hardware failure in a system crash can resume quickly and efficiently. Computer lab maintenance managers establish a network antivirus system, Avira Virus system on a regular basis, and anti-virus software security assessment, time to upgrade. Computer lab maintenance management for all equipment in the room a regular dust, replace the old label. Regularly host servers, network switches, core routing, firewalls, hardware maintenance, such as equipment failure, should be processed in a timely manner in order to ensure safe and reliable operation of the system. In XX city information and equipment was established within the Centre, educational metropolitan area network center machine room XX. Servers and data stores and applications to set up in XX City metropolitan area network center machine room. WindowsServer2003, windowsServer2008, windowsServer2012, Linux, the operating system, the database for SQL Server2008, Office software, such as Microsoft Office software. Schools (units) of computer, information system security products for domestic products, including the use of 360 and kingsoft Internet security software. XX education metropolitan area network used by the server for HP, firewall and information security product for Huawei and Cisco products. In their daily work, to publicize related knowledge and information security considerations. Enhanced global awareness of network and information security, and strive to achieve network everyone knows security and virus before the guard, to improve network and information security, ensure that the XX education system network and information system security. Tracking reporting system requires all parties to strengthen collaboration, work closely with emergency safety plan developed XX education metropolitan area network, regularly carry out emergency drills, and carried out special funds every year to protect the security of information. Annual 2-3 professional training for network managers in the city, forming technology with a strong professional and technical team, school network managers on common network failures and be capable of solving security issues. Issues that cannot be resolved, timely forms of meetings, such as meetings, analysis, and solutions through a meeting, without rolling up the ability to solve problems, and feedback to superiors in writing departments to resolve. Through self-examination, we are well aware, relative lack of investment in education, facilities and equipment for further updates, education development is still uneven, new education concepts need to be further enhanced to some extent and restricting the development of city education. We will take the opportunity of government supervision, to strive for the province education demonstration counties as a driving force, further increase input in education, efforts to promote thelong wing, and Li Wanfu, and Michael Jenkins, and Chen Jian, and Song and xiaochuanyun, 7 bit comrade participate in province backbone face-to-face or network learning, do each teaching points are has teachers participate in training, October 17, 2013, issued XX city education information and equipment Center on requirements the teaching points school for good satellite ground station installation prepared of notification, requirements school related management personnel familiar XX province teaching points digital education resources full cover project construction management manual, Particularly with regard to installation preparation parts according to the point of XX province full coverage of digital educational resources in the project construction management manual . Devices are able to receive TV signals and IP data, the schools have school training and school-based application to use good. Actively organize implementation of a division of a class, a teacher in one class activity. XX in XX city first to complete full registration of teachers working in this city, XX, Sun class rate of 54 per cent respectively, the forefront. In XX, a division of a class, a class a total ranked first in Division activities, was awarded the national ministerial one, 2 provincial second prize, third prize at the provincial level 3. Actively organize implementation of the e-learning space the work of everyone. At present, in the open space of public service platform of provincial educational resources teachers number 2444, 83 to the total number of teachers, student number is 6569 of the open space, the citys total students 18.31 to (junior high school students in 30 above, students not required), registration number to meet the requirements of teachers and students, in XX in first place. Five, information technology appl